Morphology investigation area have relatively similar appearance of hills undulating topography with not too prominent in every region. However, as a result of the activities of artisanal mining, coal outcrops were encountered around the mounds of soil that appears on the surface topography is a topography that has undergone changes.
The flow of the main river is the river Riam Kiwa with a width + 40 meters which is located in the north area of research. Small rivers situated between two hills on the dry dry season, and the rainy season flows. The width of the river ranges from 0.5 to 1.5 m. small rivers that flow into the river Riam Kiwa.